1900520915909

素因数分解:

$7^2\times {\mathrm{11}}^2\times {\mathrm{2083}}^1\times {\mathrm{153887}}^1$

素因数の和:156006

約数の個数: 36

約数和(自身を含む): 2431246349952

約数和(自身を除く): 530725434043

約数列:

[1, 7, 11, 49, 77, 121, 539, 847, 2083, 5929, 14581, 22913, 102067, 153887, 160391, 252043, 1077209, 1122737, 1692757, 1764301, 7540463, 11849299, 12350107, 18620327, 82945093, 130342289, 320546621, 912396023, 2243826347, 3526012831, 15706784429, 24682089817, 38786141141, 172774628719, 271502987987, 1900520915909]

約数ペア:

[(1, 1900520915909), (7, 271502987987), (11, 172774628719), (49, 38786141141), (77, 24682089817), (121, 15706784429), (539, 3526012831), (847, 2243826347), (2083, 912396023), (5929, 320546621), (14581, 130342289), (22913, 82945093), (102067, 18620327), (153887, 12350107), (160391, 11849299), (252043, 7540463), (1077209, 1764301), (1122737, 1692757)]